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37mm 3.9khz piezoelectric ceramic disc wireless buzzer element

Basic Info

Model No.: 3B27+3.9SA

Product Description

37mm 3.9khz Piezoelectric Ceramic disc wireless Buzzer element    Main products: piezoelectric elements, piezoelectric sounders, piezoelectric ultrasonic transducers, piezoelectric horns, and electro-magnetic buzzers.     

 Item

Piezoelectric ceramic
Model 3B27+3.9SA
Diameter 27*0.25mm
Resonant Frequency 3.9±0.5kHz
Resonant impedance Rr<=500Ω
Feedback electrode static capacity CF=2.5±30%
Operating temperature -20-  +70
Working temperature -30 - +80
        Application Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc) Speaker, relay, fan, VTR auto tracking devices, flow contral valve, Miicro-displacement positioner.         Product Overviews 1. Extremely clear sound 2. Ultra thin and light weight 3. No contacts no noise and highly reliable 4. Low consumption 5. Large displacement by low voltage 6. Fast response time 7. High energy conversion efficiency 8. Without electromagetic noise 9. Wide range of working temperature      Piezoelectric ceramic disc Application    Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc)   Speaker, relay, fan, VTR auto tracking devices, flow contral valve, Miicro-displacement positioner.     Piezoelectric ceramic disc Features   1. Extremely clear sound 2. Ultra thin and light weight 3. No contacts no noise and highly reliable 4. Low consumption 5. Large displacement by low voltage 6. Fast response time 7. High energy conversion efficiency 8. Without electromagetic noise 9. Wide range of working temperature     Our Services   FAQ   Company Information SWT company was established in 1991. We are a professional enterprise specialized in researching, producing and selling various piezoelectric components, including piezoelectric ceramic elements, buzzers, atomizers, ultrasonic transducers, piezoelectric actuators, sensors, SAW touch panel, alarm siren and micro speakers. Our monthly output is 35 million pieces.  Nowadays, we have over 500 employees, a 24,000-square-meters manufacturing plant, and 300 sets of testing facilities and instruments, involving large scale automatic tunnel furnaces.    SWT has passed ISO9001:2008 and ISO14001:2004 validation. There are 70 senior engineers working in our plant, who have gained leading technical competence in design and production of piezoelectric acoustic components. Our products have been applied to the fields such as high-end automotive electronics, household appliances, IT, communication terminal, health and beauty care, textile machinery, navigation, aerospace, satellite positioning, national defense science and technology. SWT provides high quality products with competitive prices, short lead time and considerate service. We have won the favor and recognition of many famous customers.    ODM&OEM are also welcome.     Certifications   Main Clients  

Contact us if you need more details on Piezoelectric Ceramic Disc. We are ready to answer your questions on packaging, logistics, certification or any Other aspects about piezo buzzer Element、Piezoelectric Ceramic. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Ceramic element > Ceramic element(External drive)

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